On 12-13 April 1988 a workshop on the analysis of avian population trends was held at the Patuxent Wildlife Research Center in Laurel, Maryland. The workshop was cosponsored by the Branch of Migratory Bird Research of the Patuxent Wildlife...

Fritz Knopf oral history interview as conducted by John Cornely. Fritz worked at the United States Fish and Wildlife Service, Denver Wildlife Research Center starting in 1980. Since then the Center has undergone several name changes and was part...

This is a status assessment and conservation plan for the Cassin's Sparrow. It includes a description and natural history of the bird, as well as range information pertinent to breeding, migration and wintering, monitoring activities, population...

This is the fourth publication in the Conservation in Action series published by the U.S. Department of the Interior, Fish and Wildlife Service, Washington, D.C. and authored by Rachel Carson. Wildlife Conservation; Original format booklet;

This is the first publication in the Conservation in Actions series published by the U.S. Department of the Interior (DOI), Fish and Wildlife Service (FWS), Washington, D.C. and authored by Rachel Carson.